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Around Sanpoil River
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
Sanpoil River is a 35.9 mile river. Streamflow is measured at the USGS gauge Sanpoil River above Jack Creek at Keller, WA (site 12434590). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2006 to 2026
Sanpoil River typically runs highest in April, at a median 739 cfs, and lowest in September, at 35 cfs. The highest flow on record for any single day is 5,130 cfs, in 2017.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 88 | 63 to 126 |
| February | 136 | 65 to 213 |
| March | 479 | 206 to 754 |
| April | 739 | 433 to 1,230 |
| May | 468 | 320 to 743 |
| June | 201 | 133 to 474 |
| July | 92 | 51 to 160 |
| August | 44 | 28 to 61 |
| September | 35 | 24 to 47 |
| October | 44 | 31 to 55 |
| November | 57 | 45 to 78 |
| December | 74 | 48 to 120 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 20 years of record. Statistics published by the US Geological Survey for Sanpoil River above Jack Creek at Keller, WA (site 12434590). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Made to print
Put Sanpoil River on your wall
This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Sanpoil River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
See every free widget you can put on your site, including live conditions and a 7 day forecast.






